[INFO] fetching crate i2c-hal-tools 0.0.2...
[INFO] testing i2c-hal-tools-0.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate i2c-hal-tools 0.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate i2c-hal-tools 0.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2c-hal-tools 0.0.2
[INFO] finished tweaking crates.io crate i2c-hal-tools 0.0.2
[INFO] tweaked toml for crates.io crate i2c-hal-tools 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62585b4b577e5a97de93fff151f3c44842dc9d9b99fad04eaeb2dc0716806fac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62585b4b577e5a97de93fff151f3c44842dc9d9b99fad04eaeb2dc0716806fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62585b4b577e5a97de93fff151f3c44842dc9d9b99fad04eaeb2dc0716806fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62585b4b577e5a97de93fff151f3c44842dc9d9b99fad04eaeb2dc0716806fac", kill_on_drop: false }`
[INFO] [stdout] 62585b4b577e5a97de93fff151f3c44842dc9d9b99fad04eaeb2dc0716806fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed7414aeb21996613bf3f98b611a320a46c44c946c29fc40b7d401b0a77872cd
[INFO] running `Command { std: "docker" "start" "-a" "ed7414aeb21996613bf3f98b611a320a46c44c946c29fc40b7d401b0a77872cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling i2c-hal-tools v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut buffer: [u8; 1] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:46:49
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:76:49
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:51:49
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:81:49
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:90:49
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "ed7414aeb21996613bf3f98b611a320a46c44c946c29fc40b7d401b0a77872cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7414aeb21996613bf3f98b611a320a46c44c946c29fc40b7d401b0a77872cd", kill_on_drop: false }`
[INFO] [stdout] ed7414aeb21996613bf3f98b611a320a46c44c946c29fc40b7d401b0a77872cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0db587b63d54be3d9c7f726d79a1750dcff228ea7c9a7f402505517b8b9932b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0db587b63d54be3d9c7f726d79a1750dcff228ea7c9a7f402505517b8b9932b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling i2c-hal-tools v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut buffer: [u8; 1] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:46:49
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:76:49
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:51:49
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:81:49
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:90:49
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut buffer: [u8; 1] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:46:49
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:70:49
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/autoincrement.rs:76:49
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:51:49
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:58:49
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:65:49
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:73:49
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:81:49
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/noincrement.rs:90:49
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/i2c_hal_tools-cedcc0e6cf718270)
[INFO] running `Command { std: "docker" "inspect" "0db587b63d54be3d9c7f726d79a1750dcff228ea7c9a7f402505517b8b9932b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0db587b63d54be3d9c7f726d79a1750dcff228ea7c9a7f402505517b8b9932b1", kill_on_drop: false }`
[INFO] [stdout] 0db587b63d54be3d9c7f726d79a1750dcff228ea7c9a7f402505517b8b9932b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b19660cf8276c066941d2b38be9d49267a221a6c7445b60195ba2246f3c29ee7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b19660cf8276c066941d2b38be9d49267a221a6c7445b60195ba2246f3c29ee7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/lib.rs:36:49
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut buffer: [u8; 1] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:46:49
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:52:49
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:58:49
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:64:49
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:70:49
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/autoincrement.rs:76:49
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:51:49
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:58:49
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:65:49
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:73:49
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let mut buffer: [u8; 3] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:81:49
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/noincrement.rs:90:49
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let mut buffer: [u8; 4] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `i2c-hal-tools` (lib) generated 13 warnings
[INFO] [stderr] warning: `i2c-hal-tools` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/i2c_hal_tools-cedcc0e6cf718270)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests i2c-hal-tools
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b19660cf8276c066941d2b38be9d49267a221a6c7445b60195ba2246f3c29ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b19660cf8276c066941d2b38be9d49267a221a6c7445b60195ba2246f3c29ee7", kill_on_drop: false }`
[INFO] [stdout] b19660cf8276c066941d2b38be9d49267a221a6c7445b60195ba2246f3c29ee7